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NuMicro® NUC029LEE/NUC029SEE
32-bit Arm
®
Cortex
®
-M0 Microcontroller
Aug, 2018
Page
465
of
497
Rev 1.00
N
U
MICRO
®
N
UC02
9L
E
E
/N
UC029
S
E
E
T
E
CHN
ICA
L R
E
F
E
R
E
NC
E
M
A
NU
A
L
USB Frame Number Register (USBD_FN)
Register
Offset
R/W Description
Reset Value
USBD_FN
0x08C R
USB Frame Number Register
0x0000_0XXX
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
Reserved
FN
7
6
5
4
3
2
1
0
FN
Bits
Description
[31:11]
Reserved
Reserved.
[10:0]
FN
Frame Number
These bits contain the 11-bits frame number in the last received SOF packet.